点(2,-3)关于原点对称的坐标为( )
A: (2
B: (2
C: (-2
D: (-2
A: (2
B: (2
C: (-2
D: (-2
C
举一反三
- 点(2,-3)关于原点对称的坐标为( ) A: (2 ,-3) B: (2 ,3) C: (-2 ,3) D: (-2 ,-3)
- 点(1, 2, 3)关于坐标原点O对称的点的坐标为( ) A: (-1, -2, -3) B: (-1, -2, 3) C: (1, 2, -3) D: (1, 2, 3)
- 点(2,3)关于坐标原点对称的点的坐标是 A: (-2,3) B: (-2,-3) C: (2,-3) D: (3,2)
- 在平面直角坐标系中,点(2,3)关于原点对称的点的坐标是( )() A: (-2,<br/>3) B: (-2,-3) C: (-3,-2) D: (2,-3)
- 点M(2,-3,1)关于坐标原点对称的点是( ) A: (-2,3,-1) B: (-2,-3,-1) C: (2,-3,-1) D: (-2,3,1)
内容
- 0
1、点(1,2,3)关于原点对称的点的坐标为( ) A: (-1,2,3) B: (-1,-2,3) C: (1,-2,-3) D: (-1,-2,-3)
- 1
点M(2, 1, 3)关于坐标原点的对称点坐标是() A: (-2, -1, -3) B: (-2, 1, -3) C: (2, -1, -3) D: (-2, 1, 3)
- 2
已知点A(-2,3),点A关于坐标原点的对称点B的坐标为 A: (-2,3) B: (2,-3) C: (0,0) D: (-2,-3)
- 3
平面直角坐标系中点P(-3,2)关于原点对称的坐标是( ) A: (3,-2) B: (2,3) C: (-2,-3) D: (2,-3)
- 4
点(1,2,3)关于原点的对称点坐标为( ). A: (1,-2,-3) B: (-1,-2,-3) C: (-1,2,-3) D: (1,2,3)